public void Test_CK_einProduktZweiMal()
{
var sut = new Solution();
var products = new Products { { "Apfel", 10 } };
var success = false;
sut.Setup(products, new ProductPackages());
var price = 0;
sut.SendPrice += p =>
{
price = p;
Debug.WriteLine("{0},", price);
};
sut.Order("Apfel");
price.Should().Be(10);
sut.Order("Apfel");
price.Should().Be(20);
}
public void Test_CK_einProduktZweiMal_InsPaket()
{
var sut = new Solution();
var products = new Products { { "Apfel", 10 } };
var success = false;
var productPackages = new ProductPackages
{
new ProductPackage(){ Price = 15, Products = { "Apfel", "Apfel" }},
};
sut.Setup(products, productPackages);
var price = 0;
sut.SendPrice += p =>
{
price = p;
Debug.WriteLine("{0},", price);
};
sut.Order("Apfel");
price.Should().Be(10);
sut.Order("Apfel");
price.Should().Be(15);
}
public void Test_switch_to_another_package()
{
var sut = new Solution();
var products = new Products {{"A", 10}, {"B", 20}, {"C", 30}};
var productPackages = new ProductPackages
{
new ProductPackage {Price = 29, Products = new List<string> {"A", "B"}},
new ProductPackage {Price = 48, Products = new List<string> {"B", "C"}},
};
sut.Setup(products, productPackages);
var price = 0;
sut.SendPrice += p => price = p;
sut.Order("A");
sut.Order("B");
price.Should().Be(29, "there is a package for A and B with price 29.");
sut.Order("C");
price.Should().Be(10 + 48, "it is cheaper to take package B & C");
}
public void Test_quantity_discount()
{
var sut = new Solution();
var products = new Products {{"A", 10}};
var productPackages = new ProductPackages
{
new ProductPackage {Price = 19, Products = new List<string> {"A", "A"}},
new ProductPackage {Price = 27, Products = new List<string> {"A", "A", "A"}},
};
sut.Setup(products, productPackages);
var price = 0;
sut.SendPrice += p => price = p;
sut.Order("A");
price.Should().Be(10);
sut.Order("A");
price.Should().Be(19);
sut.Order("A");
price.Should().Be(27);
sut.Order("A");
price.Should().Be(27 + 10);
sut.Order("A");
price.Should().Be(27 + 19);
sut.Order("A");
price.Should().Be(2 * 27);
}
public void Test_order_single_product_twice()
{
var sut = new Solution();
var products = new Products {{"A", 10}};
var price = 0;
sut.Setup(products, new ProductPackages());
sut.SendPrice += p => price = p;
sut.Order("A");
sut.Order("A");
price.Should().Be(20);
}
public void Test_impossible_product()
{
var sut = new Solution();
var products = new Products {{"A", 10}, {"B", 20}, {"C", 30}};
var success = false;
sut.Setup(products, new ProductPackages());
sut.SendPrice += p => success = true;
sut.Order("D");
success.Should().BeFalse();
}
public void Test_if_pitfall_package_is_ignored()
{
var sut = new Solution();
var products = new Products {{"A", 10}};
var productPackages = new ProductPackages
{
new ProductPackage {Price = 21, Products = new List<string> {"A", "A"}}
};
sut.Setup(products, productPackages);
var price = 0;
sut.SendPrice += p => price = p;
sut.Order("A");
price.Should().Be(10);
sut.Order("A");
price.Should().Be(2 * 10, "package is a pitfall");
}
public void Test_Forum()
{
var sut = new Solution();
var products = new Products {
{ "VegMac", 4 },
{ "BurgerMac", 1 },
{ "WoodMac", 3 },
{ "MacMac", 5 },
{ "PommesPommes", 2 },
{ "Pommes", 1 },
{ "PommesGr", 1 },
{ "Cola", 3 }
};
var productPackages = new ProductPackages
{
new ProductPackage(){ Price = 1, Products = { "MacMac", "Cola" }},
new ProductPackage(){ Price = 10, Products = { "BurgerMac", "WoodMac", "Pommes", "Cola" }},
new ProductPackage(){ Price = 7, Products = { "VegMac", "Cola", "Pommes" }},
new ProductPackage(){ Price = 7, Products = { "VegMac", "Cola", "PommesGr" }},
new ProductPackage(){ Price = 2, Products = { "Cola", "PommesGr" }},
new ProductPackage(){ Price = 1, Products = { "VegMac", "Cola", "Pommes", "Pommes" }}
};
sut.Setup(products, productPackages);
var price = 0;
sut.SendPrice += p =>
{
price = p;
Debug.WriteLine("{0},",price);
};
sut.Order("VegMac");
price.Should().Be(4);
sut.Order("VegMac");
price.Should().Be(8);
sut.Order("VegMac");
price.Should().Be(12);
sut.Order("Pommes");
price.Should().Be(13);
sut.Order("Cola");
price.Should().Be(15); // P3 + 2xVegMac
sut.Order("Pommes");
price.Should().Be(9); // P3 + P6 + 1xVegMac
sut.Order("PommesGr");
price.Should().Be(10); // P4 + P6 + 1xPommes
sut.Order("MacMac");
price.Should().Be(15); // P4 + P6 + 1xPommes + 1xMacMac
sut.Order("WoodMac");
price.Should().Be(18); // P4 + P6 + 1xPommes + 1xMacMac + 1xWoodMac
sut.Order("BurgerMac");
price.Should().Be(19); // P4 + P6 + 1xPommes + 1xMacMac + 1xWoodMac + 1xBurgeMac
sut.Order("MacMac");
price.Should().Be(24); // P4 + P6 + 1xPommes + 2xMacMac + 1xWoodMac + 1xBurgeMac
sut.Order("PommesPommes");
price.Should().Be(26); // P4 + P6 + 1xPommes + 2xMacMac + 1xWoodMac + 1xBurgeMac + PommesPommes
sut.Order("Pommes");
price.Should().Be(27); // P4 + P6 + 2xPommes + 2xMacMac + 1xWoodMac + 1xBurgeMac + PommesPommes
sut.Order("Cola");
price.Should().Be(23); // P1 + P4 + P6 + 2xPommes + 1xMacMac + 1xWoodMac + 1xBurgeMac + PommesPommes
}